

Methylene blue active substances

Methylene blue active substances. Indicate the presence of detergents (anionic surfactants) in a sample (in mg/l). When methylene blue dye reacts with synthetic anionic detergent compounds, the solution of this substance will turn blue. In wastewater, LAS amounts to about 75% of the MBAS.

Methylene blue active substances. Indicate the presence of detergents (anionic surfactants) in a sample (in mg/l). When methylene blue dye reacts with synthetic anionic detergent compounds, the solution of this substance will turn blue. In wastewater, LAS amounts to about 75% of the MBAS.